Ordering number:EN5295A
NPN Epitaxial Planar Silicon Transistor
2SC4931
VHF to UHF Wide-Band
Low-Noise Amplifier Applications
Features
Package Dimensions
unit:mm
· Low noise : NF=1.2dB typ (f=1GHz).
2
· High gain : S21e =13dB typ (f=1GHz).
· High cutoff frequency : f =9.0GHz typ.
· Very small-sized package permitting 2SC4931-
applied sets to be made small and slim.
2106A
T
[2SC4931]
0.75
0.3
0.6
0 to 0.1
0.2
0.1
0.5
0.5
1.6
1 : Base
2 : Emitter
3 : Collector
SANYO : SMCP
Specifications
Absolute Maximum Ratings at Ta = 25˚C
Parameter
Symbol
Conditions
Ratings
Unit
V
Collector-to-Base Voltage
V
16
8
CBO
Collector-to-Emitter Voltage
Emitter-to-Base Voltage
Collector Current
V
V
CEO
V
1.5
50
V
EBO
I
mA
mW
˚C
˚C
C
Collector Dissipation
Junction Temperature
Storage Temperature
P
100
150
C
Tj
Tstg
–55 to +150
Electrical Characteristics at Ta = 25˚C
Ratings
typ
Parameter
Symbol
Conditions
Unit
min
max
1.0
Collector Cutoff Current
I
V
V
V
V
V
V
V
=10V, I =0
E
µA
µA
CBO
CB
EB
CE
CE
CB
CE
CE
Emitter Cutoff Current
DC Current Gain
I
=1V, I =0
10
EBO
C
h
=5V, I =15mA
C
=5V, I =15mA
C
60*
270*
FE
Gain-Bandwidth Product
Output Capacitance
Forward Transfer Gain
Noise Figure
f
9.0
GHz
pF
T
=10V, f=1MHz
Cob
| S21e |2
0.55
13
1.2
2.5
=5V, I =15mA, f=1GHz
C
10
dB
NF
=5V, I =5mA, f=1GHz
C
1.2
dB
* : The 2SC4931 is classified by 15mA h as follows :
FE
Marking
B1
B2
B3
135 to 270
h
60 to 120
90 to 180
FE
Any and all SANYO products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft’s
control systems, or other applications whose failure can be reasonably expected to result in serious
physical and/or material damage. Consult with your SANYO representative nearest you before using
any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges,or other
parameters) listed in products specifications of any and all SANYO products described or contained
herein.
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
12599HA (KT)/40196TS (KOTO) TA-0210 No.5295–1/4